Semi-Formal Dresses
Meet the semi-formal dresses made for every RSVP with a dress code worth dressing up for. From bodycon and mermaid fits to flowy A-line, slip, and column sheath silhouettes, these styles move effortlessly from cocktail plans to sorority formals, homecoming, and wedding guest celebrations. Explore knit satin, silky woven satin, mesh, crepe, lace, and velvet in designs with flutter sleeves, corset bodices, cowl necks, off-the-shoulder and one-shoulder necklines, or sleek long sleeves. Sequins, beading, florals, ruffles, and sheer illusion panels bring the detail, while black, brown, burgundy, navy, plum, rust orange, and champagne set the mood.
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Effortlessly Chic Semi-Formal Dresses
Find the perfect balance between casual and refined with Windsor’s collection of semi-formal dresses, designed to keep you polished and ready for every plan. Whether you're attending a wedding, a dinner party, or a night out, these dressy dresses blend elevated style with effortless ease.
Discover the latest trends, from smooth satin and airy chiffon to soft lace and subtle shimmer. Choose from fitted midi dresses that highlight your shape or flowy long semi-formal designs that move with you. With fresh hues and timeless neutrals, this collection offers versatile styles for every occasion.
Styles Made to Flatter
Looking for semi-formal attire for women? Try a classic wrap-front dress or a ruched design for a flattering fit. For something playful yet refined, opt for A-line silhouettes with asymmetrical hems or delicate lace details. Want a sleek, confident look? A fitted bodycon dress with a high slit or an off-the-shoulder neckline brings just the right amount of edge.
From Day Plans to Evening Moments
Each dress is designed to move with your schedule, making it easy to go from daytime events to evening plans. Style with rhinestone jewelry, a chic clutch, and strappy heels for a look that feels complete and elevated. Whether it's a celebration, a brunch, or a special night out, these semi-formal dresses make getting ready feel simple.
What Is the Difference Between a Formal Dress and a Semi-Formal Dress?
The difference comes down to how dressy the event is. Formal dresses are usually floor-length gowns made for black-tie events, galas, or upscale weddings, often with dramatic silhouettes and luxe fabrics.
Semi-formal dresses offer more flexibility while still feeling polished. These styles range from chic midi dresses to modern maxi lengths, often featuring details like wrap fronts, ruching, or asymmetrical hems. Perfect for weddings, parties, graduations, and celebrations, a semi-formal dress can easily be styled to fit the moment.
Not sure which style fits your occasion? Windsor’s team is here to help you find the perfect dress online or in-store.
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Arie Sequin Lace Sash Mini Dress
Special Occasion
Sequin lace and sash styling give the Arie a trend-forward, dressed-up feel. This sequin lace mini dress pairs a V-neckline with spaghetti straps, boning, and a bodycon silhouette for a fitted look with soft structure. The side sash detail adds a styled finish with extra movement.
Fit & Features
- Sequin-embellished lined lace fabric
- V-neckline with padded bra cups, adjustable spaghetti straps
- Boned bodice, back zipper and hook-eye closure
- Bodycon mini silhouette
- Side sash detail
- Runs true to size
Where to Wear:
HOCO, birthday parties, vacations, honeymoons, resort getaways, Vegas, date night
Style Number/Barcode: 05001-000855
Category Name: Semi-Formal Dresses
Price: $69.90
Availability: In Stock
Available Color: PERIWINKLE, YELLOW
Available Size: XXS, XS
Product Badge:- Best Seller
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Kourtney Jacquard Bow A-Line Dress
Special Occasion
The statement-bow trend gets a romantic twist in floral jacquard. A structured strapless bodice and full A-line silhouette create a gorgeous voluminous effect, while the oversized back detail adds a fashion-forward finish. The result feels current, feminine, and made to be noticed.
Fit & Features
- Floral jacquard woven fabric with metallic embroidered trim
- Layered tulle and woven linings
- Strapless neckline, non-slip grip lining
- Corset-structured bodice, flexible boning
- Oversized back bow, zipper and hook-eye closure
- Voluminous A-line mini silhouette
- Runs true to size
Where to Wear:
HOCO, weddings, fancy birthdays, garden parties, fancy brunch celebrations, bridal showers, baby showers, daytime soirees, semi-formal events
Style Number/Barcode: 05001-000859
Category Name: Semi-Formal Dresses
Price: $99.90
Availability: In Stock
Available Color: LIGHT, BLUE
Available Size: XXS, XS, S, M, L, XL
Product Badge:- Ships Free
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Rochelle Sequin Bodycon Mini Dress
Special Occasion
Statement sparkle meets clean structure in the Rochelle fitted mini dress. The square neckline and wide straps balance the ornate sequin pattern, while the bodycon silhouette keeps the overall shape sleek. The contrast feels polished, modern, and right on trend.
Fit & Features
- Ornate sequin embellishment
- Lined mesh fabric
- Square neckline with adjustable straps, padded bra cups
- Back zipper and hook-eye closure
- Bodycon silhouette
- Mini length hem
- Runs true to size
Where to Wear:
HOCO, birthday parties, bachelorettes, Vegas, date nights, glamorous events, cocktail parties
Style Number/Barcode: 05001-000874
Category Name: Semi-Formal Dresses
Price: $69.90
Availability: In Stock
Available Color: NAVY
Available Size: L
Product Badge:- Best Seller
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Sasha Beaded Tie Back A Line Mini Dress
Special Occasion
Sweet sparkle is having a moment. This beaded A-line mini pairs a V-neckline with delicate spaghetti straps and a tie-back open design for a look that feels fresh and feminine. The finish is playful, polished, and easy to love.
Fit & Features
- Beaded embellishment
- V-neckline
- Spaghetti straps
- Open tie-back detail
- A-line mini silhouette
- Runs true to size
Where to Wear:
HOCO, birthday parties, date nights, dressy occasions, nights out
Style Number/Barcode: 05001-000866
Category Name: Semi-Formal Dresses
Price: $89.90
Availability: Out of Stock
Product Badge:- Ships Free
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Jelene Floral Lace-Up Mini Dress
Special Occasion
Designed for twirling through garden celebrations and champagne-filled evenings, the Jelene floral print mini dress strikes the perfect balance between playful and polished. The square corset bodice, lace-up back, and A-line mini silhouette create a flattering shape, while hidden side pockets and a tulle-trimmed lining add thoughtful finishing touches.
Fit & Features
- Floral pattern, woven fabric, woven lining with tulle trim
- Square neckline, spaghetti straps, padded bra cups
- Lace-up back, zipper and hook-eye closure
- Corset bodice, flexible boning
- Hidden side pockets
- A-line silhouette, mini-length hem
- Runs true to size
Where to Wear:
Bridal celebrations, baby showers, birthday brunches, garden parties, afternoon tea, formal celebrations, cocktail soirees
Style Number/Barcode: 05001-000872
Category Name: Semi-Formal Dresses
Price: $79.90
Availability: In Stock
Available Color: WHITE, PRINT
Available Size: XXS, XS, M, L
Product Badge:- Ships Free
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Helga Floral Sequin Mini Dress
Special Occasion
Made for sunlit celebrations and RSVP-worthy moments, the Helga mini dress brings a romantic charm that feels equal parts polished and playful. Featuring a floral sequin overlay, a softly ruched sweetheart bodice, and an A-line silhouette, this dress makes a memorable entrance.
Shop Similar Style: Krissy Floral Sequin Mini Dress
Fit & Features
- Floral pattern, sequin-embellished fabric, stretch knit lining
- Sweetheart satin neckline and adjustable wide shoulder straps
- Padded bra cups
- Back hook strap closure, lower zipper and hook-eye closure
- A-line mini-length silhouette
- Runs true to size
Where to Wear:
Bridal celebrations, bachelorettes, engagement parties, birthday brunches, garden parties, resort getaways, vacations, honeymoons, yacht parties, formal cocktail events
Style Number/Barcode: 05001-000867
Category Name: Semi-Formal Dresses
Price: $69.90
Availability: In Stock
Available Color: WHITE, PRINT
Available Size: L
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Veda Sequin Open Back Mini Dress
Special Occasion
Statement sparkle takes a streamlined turn in the Veda mini dress. Allover sequins bring texture and shine, while the open back and wide embellished straps give the silhouette a trending allure.
Fit & Features
- Allover sequin embellishment, lined mesh fabric
- Sweetheart-style halter neckline, padded bra cups
- Wide bead-embellished straps
- Open-back design, lower zipper and hook-eye closure
- Bodycon mini silhouette
- Runs true to size
Where to Wear:
HOCO, big birthday parties, dressed-up date nights, red-carpet events, cocktail parties
Style Number/Barcode: 05001-000873
Category Name: Semi-Formal Dresses
Price: $89.90
Availability: In Stock
Available Color: SILVER
Available Size: XXS, XS, S, M, L
Product Badge:- Ships Free
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Kelsie Glitter Knit Mermaid Formal Dress
Special Occasion
When the night calls for something unforgettable, the Kelsie gown answers in shimmering glitter knit that skims every curve with intention. Designed with a scoop neckline, adjustable spaghetti straps, and a cutout back with mesh trim and hook closure straps, this mermaid silhouette is finished with side ruched seams for a sculpted, confidence-first fit.
Fit & Features
- Glitter knit fabrication with smooth knit lining
- Scoop neckline, padded bust, adjustable spaghetti straps
- Cutout back with mesh trim and hook closure straps
- Back zipper and hook-eye closure
- Mermaid ruched silhouette hugs curves
- Floor-length hem
- Runs true to size
Where to Wear:
HOCO, galas, weddings, black tie balls, awards ceremony, red carpet event, milestone birthday event, fancy brunches
Style Number/Barcode: 05002-000663
Category Name: Semi-Formal Dresses
Price: $89.90
Availability: In Stock
Available Color: LIGHT, BLUE, WINE
Available Size: S, XS, M, L, XL
Product Badge:- Ships Free
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Out Tonight Ruffled Bodycon Mini Dress
The invite said dress cute, so you understood the assignment. This ruffled bodycon mini dress hugs in all the right places with a ruched wrap-front and flirty sash detail that was made for parties, date nights, and last-minute “we’re going out” texts.
Fit & Features
- Sleek knit fabric, high stretch
- Sleeveless V-neckline
- Adjustable spaghetti straps
- Ruched wrap-front design, ruffled sash accent
- Mini-length bodycon silhouette
- Runs true to size
Style Number/Barcode: 05103-000752
Category Name: Semi-Formal Dresses
Price: $9.97 $52.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Second Look Open Back Midi Dress
Simple from the front, unforgettable from the back. This ribbed halter midi dress features a plunging neckline and open back with subtle ruching that hugs your shape and keeps the look smooth, polished, and confidently put together.
Fit & Features
- Soft rib knit stretch fabric
- Plunge halter neckline
- Open back design with subtle ruching
- Bodycon midi-length silhouette
- Runs true to size
Style Number/Barcode: 05102-000482
Category Name: Semi-Formal Dresses
Price: $39.90
Availability: In Stock
Available Color: NAVY
Available Size: XS, S, M, L
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RSVP Ready Lace Asymmetric Ruffle Midi Dress
This is the dress that gets the “where did you get that?” texts before you even sit down. This lace asymmetric ruffle midi dress hugs in all the right places with a flirty high slit and draped cowl neckline made for date nights, weddings, and every after-hours plan on your calendar.
Fit & Features
- Sheer floral lace fabric with knit lining, high stretch
- Sleeveless V-neckline with cowl neck draped overlay
- Adjustable spaghetti straps
- Asymmetric midi-length hem, high-cut side slit
- Ruffled trim
- Bodycon silhouette
- Runs true to size
Style Number/Barcode: 05101-000917
Category Name: Semi-Formal Dresses
Price: $49.90
Availability: In Stock
Available Color: WINE, NAVY
Available Size: M, XS, S, L, XL
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Audra Geometric Sequin Bodycon Mini Dress
Special Occasion
Geometric sequin detailing gives the Audra mini dress its defining pattern and shine. The square neckline and wide straps create a clean frame, while the lace-up open back adds a contrasting construction detail. The bodycon silhouette keeps the overall look sleek and polished.
Fit & Features
- Lind mesh fabric
- Geometric sequin embellishment
- Square neckline with wide tank straps, padded bra cups
- Lace-up open back, zipper and hook-eye closure
- Bodycon mini silhouette
- Runs true to size
Where to Wear:
Homecoming, birthday parties, Vegas, bachelorettes, date nights, cocktail parties, glamorous events
Style Number/Barcode: 05001-000878
Category Name: Semi-Formal Dresses
Price: $79.90
Availability: Out of Stock
Product Badge:- Ships Free
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Alina Floral Soutache Corset A-Line Dress
Special Occasion
Floral soutache detailing gives the Alina mini dress its defining texture. The corset-style bodice and sweetheart neckline create a structured shape, while the lace-up back adds an adjustable finishing detail. The A-line skirt keeps the look balanced and polished.
Fit & Features
- Floral soutache-detailed sheer fabric, tulle and knit linings
- Sweetheart neckline, padded bra cups, adjustable straps
- Corset-style bodice with flexible boning
- Lace-up back, zipper and hook-eye closure
- A-line mini silhouette
- Runs true to size
Where to Wear:
HOCO, fancy brunches, birthday parties, formal daytime events, weddings
Style Number/Barcode: 05001-000884
Category Name: Semi-Formal Dresses
Price: $89.90
Availability: In Stock
Available Color: YELLOW
Available Size: XS
Product Badge:- Ships Free
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Georgina Bead Sequin A-Line Mini Dress
Special Occasion
Made for the girl who loves a little sparkle with her soft drama, the Georgina beaded sequin mini brings the party from every angle. The mesh fabric, V neckline, spaghetti straps, lace-up back, and tiered ruffle A-line hem create a flirty finish that feels polished, playful, and ready for the RSVP.
Fit & Features
- Sequin, beaded embellishments, lined mesh fabric with stretch
- V-neckline, padded bra cups
- Spaghetti straps
- Lace-up back detail
- A-line mini-length silhouette
- Tiered ruffle hem
- Runs true to size
Where to Wear:
HOCO, birthday parties, formal celebrations, dressy date nights
Style Number/Barcode: 05001-000886
Category Name: Semi-Formal Dresses
Price: $119.90
Availability: In Stock
Available Color: NAVY
Available Size: XXS, M
Product Badge:- Ships Free
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Aubrey Open Back Satin Bodycon Mini Dress
Special Occasion
A sleek shape keeps the Aubrey mini dress looking polished from every angle. The satin bodycon dress follows the figure with a high halter neckline, tied waist sash, and ruched back detailing. An open back completes the defined silhouette.
Fit & Features
- Smooth satin fabrication, sewn-in lining, high stretch
- High halter neckline with button closures
- Open-back design, lower zipper and hook-eye closure
- Tie-waist sash
- Bodycon mini fit with ruched back detailing
- Runs true to size
Where to Wear:
HOCO, cocktail parties, birthday dinners, date nights, bachelorettes, Vegas, vacations, honeymoons, resorts, dinner parties
Style Number/Barcode: 05001-000881
Category Name: Semi-Formal Dresses
Price: $69.90
Availability: In Stock
Available Color: WINE, BLACK
Available Size: XS, S, M, L
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Eloise Sequin Bow A-Line Mini Dress
Special Occasion
Made for the sparkle after sunset, the Eloise sequin mesh mini brings a playful shine with a polished party dress feel. The strapless sweetheart neckline, charmeuse ruched bodice, A-line silhouette, and tie-back detail create a flirty finish that feels ready for every “what are you wearing?” moment.
Fit & Features
- Sequin-embellished pattern, mesh fabric, knit stretchy lining
- Strapless sweetheart satin neckline, padded bra cups, twist accent
- Back hook and eye fasteners, bow tie, lower zipper and hook-eye closure
- A-line mini-length silhouette
- Runs true to size
Where to Wear:
HOCO, birthdays, date nights, cocktail soirees, dressy celebrations, fashion-forward events
Style Number/Barcode: 05001-000882
Category Name: Semi-Formal Dresses
Price: $69.90
Availability: In Stock
Available Color: SAGE
Available Size: M
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Lucienne Metallic Floral Corset Dress
Special Occasion
Metallic florals give the Lucienne dress its luminous finish. The corset bodice pairs structured boning and molded cups with a textured overlay, while the tiered A-line skirt adds soft volume. The layered details create a polished statement from bodice to hem.
Fit & Features
- Metallic floral jacquard textured pattern
- Mesh fabric lined with tulle and a smooth woven lining
- Strapless sweetheart neckline, non-slip grip lining
- Molded padded bra cups, underwire insert
- Corset bodice with flexible boning
- Gathered waist with tiered A-line mini-length hem
- Runs true to size
Where to Wear:
HOCO, weddings, fancy birthday brunches, shower celebrations, afternoon tea experiences, daytime soirees
Style Number/Barcode: 05001-000885
Category Name: Semi-Formal Dresses
Price: $99.90
Availability: In Stock
Available Color: BLUE
Available Size: XXS, S, M, L
Product Badge:- Ships Free
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Soft Curve Alert Rib Knit Midi Dress
Warning: compliments incoming. This rib knit midi dress features a sweetheart neckline, wide shoulder straps, and a cutout back that keeps things chic, while the form-hugging fit and side slit do all the subtle showing off for you.
Fit & Features
- Soft, stretch rib knit fabric
- Sweetheart neckline
- Wide shoulder straps
- Cutout back
- Side slit
- Form-hugging, midi-length silhouette
- Runs true to size
Style Number/Barcode: 05102-000660
Category Name: Semi-Formal Dresses
Price: $19.97 $24.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Clementine Sequin Bead Formal Dress
Special Occasion
For the nights when you want every angle to feel unforgettable, the Clementine dress delivers a sculpted silhouette with luminous detail. Designed with intricate beaded sequins, a sleek mermaid shape, and an open lace-up back, this gown feels polished, feminine, and made for a slow turn across the room.
Fit & Features
- Allover beaded sequin fabric with subtle shimmer
- V-neckline, padded bra cups, spaghetti straps
- Fitted mermaid silhouette
- Open lace-up back, hidden zipper and hook-eye closure
- Floor length hem
- Runs true to size
Where to Wear:
Prom, weddings, ballroom galas, black tie reception, anniversary dinners, engagement parties, elegant shower celebrations, pageant, awards ceremony, red carpet events
Style Number/Barcode: 05002-001139
Category Name: Semi-Formal Dresses
Price: $19.97 $129.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Rosaline Sequin Open Back Formal Dress
Special Occasion
When the spotlight hits, the Rosaline dress does the rest. Designed with a geometric sequin pattern, a sculpted mermaid silhouette, and a daring front slit, this gown delivers high-impact shine with a sleek, confident edge that feels made for a grand entrance.
Fit & Features
- Allover geometric sequin embellishment, mesh-lined fabric
- V-neckline with tank-style straps, padded bra cups
- Criss-cross open back, hidden zipper with hook-eye closure
- Fitted mermaid silhouette
- High front slit
- Floor length hem
- Runs true to size
Where to Wear:
Prom, black tie gala, wedding, red carpet awards, milestone birthday party, formal celebrations, anniversaries
Style Number/Barcode: 05002-001053
Category Name: Semi-Formal Dresses
Price: $19.97 $99.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Jacie Floral Ruffle Column Formal Dress
Special Occasion
Romantic movement meets modern elegance in the Jacie floral ruffle column dress designed for unforgettable entrances. Soft layers of ruffles cascade along the high side slit, creating fluid motion with every step, while the strapless neckline keeps the look sleek and refined. It’s the kind of dress that feels effortless yet completely event-ready.
Fit & Features
- Floral print, mesh -lined fabric
- Strapless neckline
- Ruffled column silhouette
- High side slit
- Floor-length hem
- Runs true to size
Where to Wear:
Prom, weddings, garden parties, fancy brunches, spring galas, rehearsal dinners, engagement parties, birthday dinners, cocktail soirees
Style Number/Barcode: 05002-000755
Category Name: Semi-Formal Dresses
Price: $69.90
Availability: In Stock
Available Color: YELLOW
Available Size: XS, S, M, L
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Hallie Sequin Floral Slit Formal Dress
Special Occasion
Softly romantic with just the right touch of sparkle, the Hallie dress feels like it was made for golden hour entrances and champagne toasts. Designed in floral sequins with a sculpted mermaid silhouette, it features a plunging neckline, sheer cutout detail, and rhinestone boning that catches the light with every step.
Fit & Features
- Floral sequin-embellished fabric, smooth knit lining
- V-neckline with rhinestone trim and sheer mesh inserts
- Spaghetti straps, padded bra cups
- Strappy lace-up back, rhinestone trim
- Back zipper and hook-eye closure
- High side slit, mermaid floor-length hem
- Runs true to size
Where to Wear:
Prom, bridal celebrations, black tie galas, garden parties, engagement parties, fancy birthdays, formal soirees
Style Number/Barcode: 05002-001064
Category Name: Semi-Formal Dresses
Price: $19.97 $129.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Bare It Beautiful Floral Tube Midi Dress
No straps, no stress, just compliments. This floral printed midi dress sculpts in a smooth, strapless tube silhouette with a sleek bar back detail that keeps it secure while you own every spring RSVP.
Fit & Features
- Floral printed stretch-lined fabric
- Strapless tube silhouette
- Bodycon fit
- Midi-length hem
- Runs true to size
Style Number/Barcode: 05101-001188
Category Name: Semi-Formal Dresses
Price: $9.97 $46.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Ruth Satin Corset Slit Formal Dress
Special Occasion
Sleek, sculpted, and impossible to ignore, the Ruth dress was designed for evenings that demand a little drama. Cut in luminous satin with a curve-contouring mermaid silhouette, it features a sheer boned bodice, delicate straps, and a front slit that adds just the right amount of movement.
Fit & Features
- Stretch satin fabric with partial knit lining
- Sweetheart neckline, ruched bust, padded bra cups
- Adjustable spaghetti straps
- Sheer power mesh corset bodice, flexible boning
- Lace-up back, ruched lower back with zipper and hook-eye closure
- High front slit, mermaid floor-length fit
- Runs true to size
Where to Wear:
Prom, galas, black tie receptions, formal weddings, cocktail soirees, milestone birthday celebrations, special date nights, and red-carpet soirees.
Style Number/Barcode: 05002-001239
Category Name: Semi-Formal Dresses
Price: $89.90
Availability: In Stock
Available Color: BLACK, NAVY
Available Size: XS, S, M, L
Product Badge:- Sale